Finding the Fourth Proportional to 965.26, 1,448.08 and 316
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Solution
The fourth proportional to 965.26, 1,448.08 and 316 is: 474.06
Step by Step Solution
- Step 1: Write the proportion equation
965.26 : 1,448.08 = 316 : x - Step 2: Convert to fraction form
965.26/1,448.08 = 316/x - Step 3: Cross multiply
965.26x = 1,448.08 × 316 - Step 4: Simplify right side
965.26x = 457,593.28 - Step 5: Solve for x
x = 457,593.28/965.26 - Step 6: Final answer
x = 474.06
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